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// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
// 
//   http://www.apache.org/licenses/LICENSE-2.0
// 
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

/**
 * AUTO-GENERATED FILE. DO NOT MODIFY.
 */

// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
// 
//   http://www.apache.org/licenses/LICENSE-2.0
// 
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.
import { createHashMap, isObject, map, isString } from 'zrender/lib/core/util.js';
var uidBase = 0;

var OrdinalMeta =
/** @class */
function () {
	function OrdinalMeta(opt) {
		this.categories = opt.categories || [];
		this._needCollect = opt.needCollect;
		this._deduplication = opt.deduplication;
		this.uid = ++uidBase;
	}

	OrdinalMeta.createByAxisModel = function (axisModel) {
		var option = axisModel.option;
		var data = option.data;
		var categories = data && map(data, getName);
		return new OrdinalMeta({
			categories: categories,
			needCollect: !categories,
			// deduplication is default in axis.
			deduplication: option.dedplication !== false
		});
	};

	OrdinalMeta.prototype.getOrdinal = function (category) {
		// @ts-ignore
		return this._getOrCreateMap().get(category);
	};
	/**
   * @return The ordinal. If not found, return NaN.
   */

	OrdinalMeta.prototype.parseAndCollect = function (category) {
		var index;
		var needCollect = this._needCollect; // The value of category dim can be the index of the given category set.
		// This feature is only supported when !needCollect, because we should
		// consider a common case: a value is 2017, which is a number but is
		// expected to be tread as a category. This case usually happen in dataset,
		// where it happent to be no need of the index feature.

		if (!isString(category) && !needCollect) {
			return category;
		} // Optimize for the scenario:
		// category is ['2012-01-01', '2012-01-02', ...], where the input
		// data has been ensured not duplicate and is large data.
		// Notice, if a dataset dimension provide categroies, usually echarts
		// should remove duplication except user tell echarts dont do that
		// (set axis.deduplication = false), because echarts do not know whether
		// the values in the category dimension has duplication (consider the
		// parallel-aqi example)

		if (needCollect && !this._deduplication) {
			index = this.categories.length;
			this.categories[index] = category;
			return index;
		}

		var map = this._getOrCreateMap(); // @ts-ignore

		index = map.get(category);

		if (index == null) {
			if (needCollect) {
				index = this.categories.length;
				this.categories[index] = category; // @ts-ignore

				map.set(category, index);
			} else {
				index = NaN;
			}
		}

		return index;
	}; // Consider big data, do not create map until needed.

	OrdinalMeta.prototype._getOrCreateMap = function () {
		return this._map || (this._map = createHashMap(this.categories));
	};

	return OrdinalMeta;
}();

function getName(obj) {
	if (isObject(obj) && obj.value != null) {
		return obj.value;
	} else {
		return obj + '';
	}
}

export default OrdinalMeta;